Home / 19,883.50-29,826.77-6,551.30

Finding the Fourth Proportional to 19,883.50, 29,826.77 and 6,551.30

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Solution

The fourth proportional to 19,883.50, 29,826.77 and 6,551.30 is: 9,827.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,883.50 : 29,826.77 = 6,551.30 : x
  2. Step 2: Convert to fraction form
    19,883.50/29,826.77 = 6,551.30/x
  3. Step 3: Cross multiply
    19,883.50x = 29,826.77 × 6,551.30
  4. Step 4: Simplify right side
    19,883.50x = 195,404,085.54
  5. Step 5: Solve for x
    x = 195,404,085.54/19,883.50
  6. Step 6: Final answer
    x = 9,827.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.